David Lam Email & Phone Number

Toronto, On, Ca

Toronto, Ontario, Canada

Working closely with TD Bank, America's Most Convenient Bank (AMCB) in Azure cloud migration projects.Project Highlights:• Assist in creating an architecture framework, including a technology domain architecture strategy, policies, guiding principles, and standards, to govern the development and implementation of solutions.• Monitor ongoing activities in relation to technology architecture and development standards by making sure projects adhere to technology domain architecture, design, and operate processes.• To ensure that the IT strategy application is in line with the architecture framework, create consensus and allow cooperation and decision-making within and between lines of businesses.• Examine and approve detailed solution architecture and design in order to ensure compliance with architectural and security standards, patterns, and frameworks.• Conduct research on and examine business needs to suggest the best architecture options.• Assist in the creation, articulation, dissemination, and application of an all-encompassing strategy, policies, and solutions.• Participate in the decision-making process for technology standards.• Set limits for future solution investments and offer technical risk analysis and evaluation.

Toronto, Canada Area

Building and deploying Cloudera Hadoop clusters - TD's digital crown jewels.Project Highlights:• Act as the Technical Lead in key infrastructure projects• Delivering critical bank projects in an agile work environment• Lead Cloudera Hadoop cluster expansions• Member of the bank's key Azure project for migrating Big Data services and data to the cloud • Function as the networking subject matter expert for migrating Cloudera Hadoop clusters to next generation Cisco networking architectureOperational Highlights:• Lead Cloudera Hadoop cluster expansions across lower environments up to production• Design Cisco UCS domains to building Red Hat servers for Hadoop clusters• Configure new Hadoop nodes through Cloudera Manager administration• Maintain Hadoop nodes through Red Hat administration and Red Hat Satellite• Perform HDFS and related Hadoop commands for cluster administrative jobs and tasks• Configure and maintain Hadoop nodes through SaltStack and Ansible Tower automation• Update Hadoop node configuration code changes through SaltStack and Bitbucket• Collaborate with data analytics teams to help set up services for their tools and applications• Working closely with corporate security to enforce security instruments and practices to protect cluster data• Troubleshooting operating system services and applications for clusters• Maintain Kubernetes and Docker containers and services on machine learning servers• Liaise with various data teams to create procedures for cluster and application operations• Agile team member for TD’s critical cloud project of migrating Hadoop cluster data to Azure• Teaming up with senior cloud team members to design Azure Big Data services for data migration to the cloud • Building and deploying Azure services through code using Python, YAML, Bitbucket and Jenkins• Collaborate in daily scrum and agile meeting formats to discuss cloud design and challenges

Toronto, Canada Area

Assisted project teams with technical expertise in the initiating, planning and deployment phases of projects, with datacenter transformation being one of the key projects.Project Highlights:• Designed, built and implemented new network at the primary data center• Planned and implemented new network at the secondary disaster recovery data center• Redesigned network infrastructure for optimization and resiliency of core UCS and application services at the tertiary data center• Designed new SolarWinds server for network infrastructure monitoring• Transitioned provincial LHIN entities into HSSO managed application services during provincial transformation initiativeOperational Highlights:• Managed Check Point firewalls and performed gateway deployments• Implemented provincial firewall rules changes• Managed and supported F5 load balancers for core team applications• Implemented and managed Cisco and Dell data center switching networks• Supported Cisco Meraki wireless access points across the province• Collaborated with internal IT groups to design and execute provincial projects• Participant of the security committee involved in planning and enforcing security measures for provincial health groups• Met regularly with provincial health groups to analyse and secure their medical applications• Worked closely with eHealth to lock down networks routed in the provincial backbone network

Toronto, Canada Area

Assisting project teams with technical expertise in the initiating, planning and deployment phases of projects, with data center transformation being one of the key projects.

Toronto, Canada Area

Supported virtualization, storage, enterprise backups, hardware and data center as core roles on the national IT team. With over 10k+ end users accessing Isilon across Canada, I ensured the health of file shares and worked with internal groups whose applications leverage the NAS.Project Highlights:• Developed and implemented Hyper-V infrastructures consisting of HP BladeSystem hardware and 3PAR storage• Refreshed multiple Isilon clusters across different data centers• Enforced security standards by implementing Isilon auditing and antivirus features• Refreshed Commvault enterprise backup system to optimize resiliencyOperational Highlights:• Acted as point of contact for client managed services team by provisioning and managing resources • Built and administrated multiple VMware and Hyper-V virtual infrastructures• Configured and administrated multi-tiered SAN technologies consisting of EMC VNX and HP 3PAR • Designed, implemented and managed EMC isilon scale-out NAS• Teaming with storage vendors to plan, test and execute firmware, OS and code upgrades for SAN/NAS systems• Liaise with internal groups to zone their servers through Brocade fabric switches• Implemented tools such as SolarWinds Virtualization Manager, EMC InsightIQ and HP SSMC to monitor virtual and storage infrastructures• Configured, managed and troubleshooting enterprise backup solutions through Commvault Simpana and EMC Avamar• Managed disaster recovery procedures for EMC Isilon SyncIQ and EMC Avamar replication• Managed HP Recovery Manager for Microsoft Exchange backups• Collaborated with internal groups on proof of concept projects• Liaise with internal groups to resolve technical issues• Contributed to ITIL Change Management and attended weekly CAB meetings

Toronto, Canada Area

Supported virtualization, storage, enterprise backups, hardware and data center as core roles on the national IT team. I managed our data centers and ensured the healthy status of the facility, equipment and hardware.Project Highlights:• Planned server room builds and enforced standards in new buildings across Canada• Consolidated data center hardware systems to reduce power costs• Planned and coordinated primary and secondary data center power refresh project• Built and managed HP Systems Insight Manager to monitor systems across CanadaOperational Highlights:• Built and administrated multiple VMware virtual infrastructures• Configured, managed and troubleshooting enterprise backup solutions through Commvault Simpana and EMC Avamar• Configured and managed EMC Data Domain, Quantum DXi and Scalar tape libraries for enterprise backups• Implemented and administrated HP BladeSystems and rackmount servers• Managed HP software development life cycles to maintain hardware firmware and driver standards• Managed data centers and ensure their compliance with ISO and PCI standards• Documented and generated data center KPIs for growth planning• Tracked HP hardware inventory and managed vendor lease returns• Collaborated with internal groups on proof of concept projects• Liaise with internal groups to resolve technical issues• Contributed to ITIL Change Management and attended weekly CAB meetings

Toronto, Canada Area

Joined a new Bell data center and hosting team. Drove new processes both internally and for data center customers. Building new customer environments as a part of managed services was a regular activity I was accountable for.Project Highlights:• Assisted core teams in building a new data center from ground zero• Defined processes and standards for a new NOC team• Supported the rollout of ITIL management tool, CA Service Desk, by implementing proper ITIL processes within the tool• Implemented network and VMware environments as part of unique projects for managed customersOperational Highlights:• Configured and deployed multi-tiered Cisco networks for internal groups and managed customers• Administrated Cisco switches, routers, ASA, PIX and ACE, and performed configuration changes for managed customers• Deployed and managed Windows Server, CentOS and Red Hat Linux server operating systems for internal groups and managed customers• Configured and deployed HP servers and SANs for internal groups and managed customers• Implemented VMware environments for managed customers• Implemented backup services using Symantec NetBackup and Backup Exec for managed customers• Monitored servers, power, bandwidth and network usage of managed customer infrastructures with Zabbix SNMP tool• Provided technical support in the planning, testing and implementation of patches and system upgrades to managed customer infrastructures• Built strong relationships and solid communication with managed customers to better understand their unique infrastructures• Responded to customer inquiries and assisted them with investigation, analysis and resolution of their system issues

Toronto, Canada Area

• Work independently to support hospital workers at both the General and Grace divisions• On-call support for both sites while following properly documented procedures• Maintaining and troubleshooting various hardware problems including imaging new PCs• Troubleshooting and diagnosing Active Directory problems relating to PCs and network printers• Responsible for troubleshooting and installing hospital software applications such as Meditech and Grasp• Provided Help Desk support to answer general user questions and debug various problems• Ensured and maintained uptime of servers in emergency situations

Toronto, Canada Area

• Troubleshooting ThinkPads including data recovery for 800 internal clients throughout Canada• Ensuring proper setup and configuration of ThinkPads before deploying to internal clients• Installing, upgrading and supporting IBM applications such as Lotus Notes, BRIO, IBM DB2 and Tivoli• Worked closely with L2 support team to troubleshoot Lotus Notes and PC problems• Educating users on the principles and ethics of effective security practices • Implementing and guiding users to manage their data storage through Global Storage Architecture

Toronto, Canada Area

• Tested CIBC fixed term product applications such as Investment Portfolio System, Fixed Term Online, CORE and COINS• Created, updated and executed test cases for projects and system enhancements for web-based and non web-based applications• Analyzed test results and performed retesting after program code fixes including logging variances• Worked extensively on the Capitalized Interest Adjustment project which included creating scenarios to ensure business requirements are covered, and verifying financial reports on a daily basis

Toronto, Canada Area

• Organized and led teams in implementing 20 new labs of 800 computers during the construction of the new engineering building• Responsible for maintaining and troubleshooting the computer labs• Shared a network administrator role and maintained the network through Active Directory services• Worked closely with the engineering team to solve various hardware and software problems• Supported the faculty of civil and computer engineering along with the fire protection faculty

Orlando, Florida Area

• Participated in the International Program and educated tourists on Canadian culture• Guest serviced thousands of international visitors on a weekly basis• Participated in the Guest Service Measurement program to improve Guest-Cast Member standards

Diploma, Computer Systems Technology

Bachelor Of Arts (B.A.)

Activities and Societies: Choir, rowing, running group